Removal of organic impurities

Industry

CPC
C01B17/905

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B17/00Sulfur Compounds thereof

Current Industry

C01B17/905Removal of organic impurities

Industries

Patents Grantslast 30 patents

Information Patent Grant
Acid recovery from acid-rich solutions
- Patent number 11,203,527
- Issue date Dec 21, 2021
- MELODEA LTD.
- Shaul Lapidot
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Reduction of content of carboxylic acids and derivatives thereof in...
- Patent number 11,111,201
- Issue date Sep 7, 2021
- Solvay S.A.
- Jean-Marie Blaude
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Acid recovery from acid-rich solutions
- Patent number 10,730,750
- Issue date Aug 4, 2020
- MELODEA LTD.
- Shaul Lapidot
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sulfonation process
- Patent number 10,428,163
- Issue date Oct 1, 2019
- Rohm and Haas Company
- John C. Rohanna
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Regeneration of acidic ionic liquid catalysts
- Patent number 10,391,481
- Issue date Aug 27, 2019
- Chevron U.S.A. Inc.
- Saleh Ali Elomari
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Acid recovery from acid-rich solutions
- Patent number 10,287,164
- Issue date May 14, 2019
- MELODEA LTD.
- Shaul Lapidot
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treating sulfuric acid
- Patent number 10,138,124
- Issue date Nov 27, 2018
- Rohm and Haas Company
- John C. Rohanna
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for recovering an acid from acid/sugar solutions
- Patent number 9,945,000
- Issue date Apr 17, 2018
- Fpinnovations
- Naceur Jemaa
- C13 - SUGAR INDUSTRY
Information Patent Grant
Regeneration of acidic catalysts
- Patent number 8,507,396
- Issue date Aug 13, 2013
- Chevron U.S.A. Inc.
- Saleh Elomari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the manufacture of an ammonium sulfate composition
- Patent number 8,496,905
- Issue date Jul 30, 2013
- Nutrinova Nutrition Specialties & Food Ingredients GmbH
- Stephan Brietzke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acid tolerant polymeric membrane and process for the recovery of ac...
- Patent number 7,997,426
- Issue date Aug 16, 2011
- ExxonMobil Research and Engineering Company
- Bhupender S. Minhas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the regeneration of sulfuric acid
- Patent number 7,842,272
- Issue date Nov 30, 2010
- Wacker Chemie AG
- Klaus Kaeppler
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Acid tolerant polymeric membrane and process for the recovery of ac...
- Patent number 7,837,880
- Issue date Nov 23, 2010
- ExxonMobil Research and Engineering Company
- Bhupender S. Minhas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Regeneration of acidic catalysts
- Patent number 7,732,363
- Issue date Jun 8, 2010
- Chevron U.S.A. Inc.
- Saleh Elomari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Recovery of sulphuric acid
- Patent number 7,442,359
- Issue date Oct 28, 2008
- Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
- Johannes Wouterus Van Groenestijn
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for regenerating spent sulfuric acid
- Patent number 7,344,692
- Issue date Mar 18, 2008
- Catalytic Distillation Technologies
- Lawrence A. Smith, Jr.
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for decoloring sulfuric acid
- Patent number 7,273,599
- Issue date Sep 25, 2007
- Servicios Industriales Penoles S.A. de C.V.
- José Antonio Macias Horta
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Generation of boron-trifluoride and sulphuric acid from boron trifl...
- Patent number 6,641,791
- Issue date Nov 4, 2003
- Elf Atochem
- Jean-Paul Chalieux
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing organic phosphorous compounds and other impuri...
- Patent number 6,083,470
- Issue date Jul 4, 2000
- Hoechst Aktiengesellschaft
- Gerhard Diekhaus
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for purifying sulfuric acid
- Patent number 5,683,671
- Issue date Nov 4, 1997
- Wacker-Chemie GmbH
- Konrad Mautner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recycling waste sulfuric acid
- Patent number 5,527,985
- Issue date Jun 18, 1996
- Deutsche Forschungsanstalt fur Luft- und Raumfahrt E.V.
- Karl-Heinz Funken
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Process for purification and concentration of sulfuric acid
- Patent number 5,275,701
- Issue date Jan 4, 1994
- Air Products and Chemicals, Inc.
- William J. Mazzafro
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hall-effect sensor with integrally molded frame and plate supported...
- Patent number 5,144,234
- Issue date Sep 1, 1992
- Mitsubishi Denki K.K.
- Shigemi Murata
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Spent alkylation acid treatment process
- Patent number 5,114,699
- Issue date May 19, 1992
- Freeport-McMoRan Resource Partners
- Tadeusz K. Wiewiorowski
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hall-effect sensor having integrally molded frame with printed cond...
- Patent number 5,093,617
- Issue date Mar 3, 1992
- Mitsubishi Denki K.K.
- Shigemi Murata
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for decoloring sulphuric acid deriving from acid production...
- Patent number 5,026,535
- Issue date Jun 25, 1991
- Boliden Contech AB
- Jan L. Jonsson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of waste sulfuric acid containing fluo...
- Patent number 4,329,155
- Issue date May 11, 1982
- Hoechst Aktiengesellschaft
- Rainer Schlegel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for regeneration of sulfuric acid
- Patent number 4,157,381
- Issue date Jun 5, 1979
- Hoechst Aktiengesellschaft
- Kurt Bodenbenner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and apparatus for the oxidation of organic material present...
- Patent number 4,085,016
- Issue date Apr 18, 1978
- Noranda Mines Limited
- Mohammad Barakat Ilahi Janjua
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Removal of dissolved organic matter from acidic aqueous solution
- Patent number 4,064,220
- Issue date Dec 20, 1977
- IMI (TAMI) Institute for Research & Development
- Alexander Alon
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR CONCENTRATING DILUTED SULFURIC ACID
- Publication number 20230406704
- Publication date Dec 21, 2023
- BASF SE
- Maximilian KOELLER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ACID RECOVERY FROM ACID-RICH SOLUTIONS
- Publication number 20200361771
- Publication date Nov 19, 2020
- Melodea Ltd.
- Shaul LAPIDOT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ACID RECOVERY FROM ACID-RICH SOLUTIONS
- Publication number 20190225492
- Publication date Jul 25, 2019
- Melodea Ltd.
- Shaul LAPIDOT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SULFONATION PROCESS
- Publication number 20180086863
- Publication date Mar 29, 2018
- Rohm and Haas Company
- John C. Rohanna
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ACID RECOVERY FROM ACID-RICH SOLUTIONS
- Publication number 20170355602
- Publication date Dec 14, 2017
- Melodea Ltd.
- Shaul LAPIDOT
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR RECOVERING AN ACID FROM ACID/SUGAR SOLUTIONS
- Publication number 20160312317
- Publication date Oct 27, 2016
- FPINNOVATIONS
- Naceur JEMAA
- C13 - SUGAR INDUSTRY
Information Patent Application
REGENERATION OF ACIDIC IONIC LIQUID CATALYSTS
- Publication number 20150165430
- Publication date Jun 18, 2015
- Chevron U.S.A. Inc.
- Saleh Ali Elomari
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
REGENERATION OF ACIDIC IONIC LIQUID CATALYSTS
- Publication number 20130303358
- Publication date Nov 14, 2013
- Chevron U.S.A. Inc.
- Saleh Ali Elomari
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method for the Manufacture of an Ammonium Sulfate Composition
- Publication number 20130064755
- Publication date Mar 14, 2013
- Stephan Brietzke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
REGENERATION OF ACIDIC CATALYSTS
- Publication number 20100248940
- Publication date Sep 30, 2010
- Chevron U.S.A. Inc.
- Saleh Elomari
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR TREATING ELEMENTAL SULPHUR FOR SMELL IMPROVEMENT
- Publication number 20100084315
- Publication date Apr 8, 2010
- Carolus Matthias Anna Maria Mesters
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Process for the Regeneration of Sulfuric Acid
- Publication number 20080293979
- Publication date Nov 27, 2008
- Wacker Chemie AG
- Klaus Kaeppler
- C01 - INORGANIC CHEMISTRY
Information Patent Application
RECOVERY OF SULPHURIC ACID
- Publication number 20080025911
- Publication date Jan 31, 2008
- Nederlandse Organisatie voor toegepast- natuurwetenschappelijk Onderzoek TNO
- Johannes Wouterus van Groenestijn
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20070272614
- Publication date Nov 29, 2007
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20070272613
- Publication date Nov 29, 2007
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Regeneration of acidic catalysts
- Publication number 20070142213
- Publication date Jun 21, 2007
- Chevron U.S.A. Inc.
- Saleh Elomari
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for decoloring sulfuric acid
- Publication number 20060280674
- Publication date Dec 14, 2006
- Jose Antonio Macias Horta
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for regenerating spent sulfuric acid
- Publication number 20060251570
- Publication date Nov 9, 2006
- CATALYTIC DISTILLATION TECHNOLOGIES
- Lawrence A. Smith
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20050173345
- Publication date Aug 11, 2005
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the recovery of sulfuric acid using polymeric membranes
- Publication number 20040222157
- Publication date Nov 11, 2004
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for removing organic impurities from sulfuric acid with liq...
- Publication number 20040126311
- Publication date Jul 1, 2004
- Andrew Sanderson
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
GENERATION OF BORON-TRIFLUORIDE AND SULPHURIC ACID FROM BORON TRIFL...
- Publication number 20030147803
- Publication date Aug 7, 2003
- JEAN-PAUL CHALIEUX
- C01 - INORGANIC CHEMISTRY

Removal of organic impurities

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Acid recovery from acid-rich solutions

Reduction of content of carboxylic acids and derivatives thereof in...

Acid recovery from acid-rich solutions

Sulfonation process

Regeneration of acidic ionic liquid catalysts

Acid recovery from acid-rich solutions

Treating sulfuric acid

Method for recovering an acid from acid/sugar solutions

Regeneration of acidic catalysts

Method for the manufacture of an ammonium sulfate composition

Acid tolerant polymeric membrane and process for the recovery of ac...

Process for the regeneration of sulfuric acid

Acid tolerant polymeric membrane and process for the recovery of ac...

Regeneration of acidic catalysts

Recovery of sulphuric acid

Process for regenerating spent sulfuric acid

Method for decoloring sulfuric acid

Generation of boron-trifluoride and sulphuric acid from boron trifl...

Process for removing organic phosphorous compounds and other impuri...

Process for purifying sulfuric acid

Process for recycling waste sulfuric acid

Process for purification and concentration of sulfuric acid

Hall-effect sensor with integrally molded frame and plate supported...

Spent alkylation acid treatment process

Hall-effect sensor having integrally molded frame with printed cond...

Method for decoloring sulphuric acid deriving from acid production...

Process for the purification of waste sulfuric acid containing fluo...

Process for regeneration of sulfuric acid

Method and apparatus for the oxidation of organic material present...

Removal of dissolved organic matter from acidic aqueous solution

Patents Applicationslast 30 patents

PROCESS FOR CONCENTRATING DILUTED SULFURIC ACID

ACID RECOVERY FROM ACID-RICH SOLUTIONS

ACID RECOVERY FROM ACID-RICH SOLUTIONS

SULFONATION PROCESS

ACID RECOVERY FROM ACID-RICH SOLUTIONS

METHOD FOR RECOVERING AN ACID FROM ACID/SUGAR SOLUTIONS

REGENERATION OF ACIDIC IONIC LIQUID CATALYSTS

REGENERATION OF ACIDIC IONIC LIQUID CATALYSTS

Method for the Manufacture of an Ammonium Sulfate Composition

REGENERATION OF ACIDIC CATALYSTS

PROCESS FOR TREATING ELEMENTAL SULPHUR FOR SMELL IMPROVEMENT

Process for the Regeneration of Sulfuric Acid

RECOVERY OF SULPHURIC ACID

Acid tolerant polymeric membrane and process for the recovery of ac...

Acid tolerant polymeric membrane and process for the recovery of ac...

Regeneration of acidic catalysts

Method for decoloring sulfuric acid

Process for regenerating spent sulfuric acid

Acid tolerant polymeric membrane and process for the recovery of ac...

Process for the recovery of sulfuric acid using polymeric membranes

Process for removing organic impurities from sulfuric acid with liq...

GENERATION OF BORON-TRIFLUORIDE AND SULPHURIC ACID FROM BORON TRIFL...